February 2012
19 posts
2 tags
3 tags
1 tag
3 tags
3 tags
3 tags
4 tags
Tumblr's backbone
Stats
500 million page views a day
15B+ page views month
~20 engineers
Peak rate of ~40k requests per second
1+ TB/day into Hadoop cluster
Many TB/day into MySQL/HBase/Redis/Memcache
Growing at 30% a month
~1000 hardware nodes in production
Billions of page visits per month per engineer
Posts are about 50GB a day. Follower list updates are about 2.7TB a day.
Dashboard runs at a million...
3 tags
this week’s noise
5 tags
2 tags
2 tags
1 tag
4 tags
1 tag
4 tags
1 tag
January 2012
34 posts
3 tags
this week's noise
3 tags
Watch
2 tags
1 tag
2 tags
3 tags
2 tags
3 tags
4 tags
1 tag
3 tags
Watch
4 tags
2 tags
2 tags
3 tags
3 tags
3 tags
